论文部分内容阅读
防渗方案的选择米山水库灌区地处低山丘陵河谷区 ,平原占 6 0 % ,山丘占 40 %。土壤分为 :壤土占 6 0 % ,砂土占 70 % ,粘土占2 0 % ,盐碱土占 3%。干渠沿山区、丘陵区等高线布置 ,为环山渠 ,渠道所经之处均为石料生产地 ,石料丰富。我们在选择渠道防渗方案时 ,根据当地的资?
The choice of anti-seepage program Misha Reservoir Irrigation District is located in the hilly valley area, 60% of the plain, the hills accounted for 40%. Soil is divided into: Loam soil 60%, 70% sand, clay 20%, 3% saline soil. Drainage along the mountainous areas, hilly contour layout for the ring channel, where the channels are stone production, rich in stone. We choose the channel seepage control program, according to local funding?